Add clarifying comment, simplify code
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@@ -142,9 +142,9 @@ class RemotePairList(IPairList):
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"""
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"""
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if self._init_done:
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if self._init_done:
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if self._pair_cache.get('pairlist') != [None]:
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pairlist = self._pair_cache.get('pairlist')
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pairlist = self._pair_cache.get('pairlist')
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if pairlist == [None]:
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else:
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# Valid but empty pairlist.
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return []
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return []
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else:
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else:
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pairlist = []
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pairlist = []
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@@ -187,6 +187,7 @@ class RemotePairList(IPairList):
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if pairlist:
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if pairlist:
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self._pair_cache['pairlist'] = pairlist.copy()
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self._pair_cache['pairlist'] = pairlist.copy()
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else:
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else:
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# If pairlist is empty, set a dummy value to avoid fetching again
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self._pair_cache['pairlist'] = [None]
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self._pair_cache['pairlist'] = [None]
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if time_elapsed != 0.0:
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if time_elapsed != 0.0:
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